Patents by Inventor Philip Marshall Allen

Philip Marshall Allen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Ground-reinforcing grid
    Patent number: 8398332
    Abstract: Disclosed herein are ground-reinforcing grids comprising a plurality of modular units, wherein each modular unit comprises: a plurality of cells, rib members connecting the cells together such that the cells are spaced apart from each other by the rib members, and connector means for connecting the modular units together, wherein the cells are configured to flex more than the rib members; wherein each modular unit has sufficient rigidity to enable the ground-reinforcing grid to provide ground reinforcement; and wherein each modular unit has sufficient flexibility provided by the flexing of the plurality of the cells to enable the ground-reinforcing grid to flex and accommodate loads without adversely affecting the rigidity of the ground-reinforcing grid.
    Type: Grant
    Filed: April 23, 2010
    Date of Patent: March 19, 2013
    Assignee: Fiberweb, Inc.
    Inventor: Philip Marshall Allen